Installation is the reverse of removal.
Tighten the HECU mounting bolts and nuts to the specified torque.
Tightening torque
HECU bracket nuts :
11 ~ 14 N.m (1.1 ~ 1.4 kgf.m, 8.1 ~ 10.3 Ib-ft)
HECU bracket mounting bolt :
16.7 ~ 25.5 N.m (1.7 ~ 2.6 kgf.m, 12.3 ~ 18.8 Ib-ft)